Note that he says that Commodore, they _tried_, not that they succeeded.
AROS will make it.
Ironically, from what I recall, Carl Sassenrath was working at Apple at the time, and there they had managed multiprocessing and pre-emptive multitasking MacOS and whatnot, but were told by sales department that such advanced features were not in the interest of the customers, and would only make the systems more expensive than they already were.
